GB945957A - Continuous pulping process - Google Patents

Continuous pulping process

Info

Publication number
GB945957A
GB945957A GB44570/60A GB4457060A GB945957A GB 945957 A GB945957 A GB 945957A GB 44570/60 A GB44570/60 A GB 44570/60A GB 4457060 A GB4457060 A GB 4457060A GB 945957 A GB945957 A GB 945957A
Authority
GB
United Kingdom
Prior art keywords
pulping process
continuous pulping
continuous
cellulosebearing
pulp
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB44570/60A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Associated Pulp and Paper Mills Ltd
Original Assignee
Associated Pulp and Paper Mills Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU57248/60A external-priority patent/AU243163B2/en
Application filed by Associated Pulp and Paper Mills Ltd filed Critical Associated Pulp and Paper Mills Ltd
Publication of GB945957A publication Critical patent/GB945957A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes

Landscapes

  • Paper (AREA)

Abstract

Pulp is made from wood or other cellulosebearing material by the alkaline processes (see Division D2) in a continuous digester identical with that described and illustrated in Specification 945,958, to which reference is made.
GB44570/60A 1960-02-08 1960-12-29 Continuous pulping process Expired GB945957A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU57248/60A AU243163B2 (en) 1960-02-08 Continuous pulping process

Publications (1)

Publication Number Publication Date
GB945957A true GB945957A (en) 1964-01-08

Family

ID=3742702

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44570/60A Expired GB945957A (en) 1960-02-08 1960-12-29 Continuous pulping process

Country Status (3)

Country Link
US (1) US3097987A (en)
DE (2) DE1298874B (en)
GB (1) GB945957A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243341A (en) * 1961-11-20 1966-03-29 Improved Machinery Inc Continuous pulping apparatus
NO118248B (en) * 1961-12-23 1969-12-01 Kamyr Ab
BE630337A (en) * 1962-03-30
US3193444A (en) * 1962-10-29 1965-07-06 Potlatch Forest Inc Continuous sulphate pulping method with countercurrent heating and concurrent cooking zones and apparatus therefor
US3303088A (en) * 1963-04-19 1967-02-07 Lummus Co Continuous liquid-phase rapid pulping
US3311530A (en) * 1963-06-28 1967-03-28 Beloit Corp Continuous digestor
US3380883A (en) * 1963-09-27 1968-04-30 Kamyr Ab Method and apparatus for performing prehydrolysis in a continuous counterflow digester
DE1282434B (en) * 1964-04-28 1968-11-07 Kamyr Fa Ab Process for the sulphate digestion of cellulose material
US3427218A (en) * 1964-07-10 1969-02-11 Kamyr Ab Method of performing counter-current continuous cellulose digestion
GB1043460A (en) * 1964-08-07 1966-09-21 Rayonier Inc Improvements in continuous aqueous prehydrolysis of wood chips
SE306922B (en) * 1965-05-05 1968-12-16 L Hellman
US3434920A (en) * 1965-10-07 1969-03-25 Frank B K Green Apparatus for continuous digesting
US3530034A (en) * 1969-05-16 1970-09-22 Itt Rayonier Inc Continuous aqueous prehydrolysis of wood chips
US3898124A (en) * 1971-11-18 1975-08-05 Asea Ab Automatic control of a continuous digester, including level, concentration, and flow meters
SE394466C (en) * 1974-05-16 1986-06-23 Mannbro Systems Handelsbolag SEE CONTINUOUS ALKALIC DELIGNIFICATION OF LIGNOCELLULOSAMENTAL MATERIAL IN TWO OR MULTIPLE STEPS, WHICH ARE LAST WITH Oxygen
US4071399A (en) * 1976-09-01 1978-01-31 Kamyr, Inc. Apparatus and method for the displacement impregnation of cellulosic chips material
DE2855052A1 (en) * 1978-12-20 1980-06-26 Nicolaus Md Papier METHOD AND DEVICE FOR CONTINUOUSLY UNLOCKING PLANT FIBER MATERIAL
US4436586A (en) 1982-01-22 1984-03-13 Kamyr, Inc. Method of producing kraft pulp using an acid prehydrolysis and pre-extraction
SE468053B (en) * 1988-12-20 1992-10-26 Kamyr Ab SET ON CONTINUOUS DISSOLUTION COOKING OF CELLULOSIC FIBER MATERIAL
US5192396A (en) * 1988-12-20 1993-03-09 Kamyr Ab Process for the continuous digestion of cellulosic fiber material
US5401361A (en) * 1992-08-19 1995-03-28 Kamyr, Inc. Completely coutercurrent cook continuous digester
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter
SE532930C2 (en) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Supply system including parallel pumps for a continuous boiler
SE532931C2 (en) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Supply system including parallel pumps for a continuous boiler
WO2015150841A1 (en) 2014-03-31 2015-10-08 Marinko MIKULIC A continuous process for production of cellulose pulp from grass-like plant feedstock
CN107130456B (en) * 2016-02-29 2021-05-07 山东泉林纸业有限责任公司 Continuous cooking method and device for grass raw materials

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE886839C (en) * 1953-07-02 Phrix Werke Ag Method and device for the continuous treatment of cellulose-containing starting materials with cooking liquids
DE404507C (en) * 1921-11-20 1924-11-05 A Olier Sa Des Ets Method and device for the production of pulp from wood-containing raw material
DE499010C (en) * 1926-12-11 1930-05-30 Erich Laaser Dipl Ing Process for the continuous production of pulp
US2007348A (en) * 1929-10-23 1935-07-09 Cellulose Res Corp Process and apparatus for delignification
DE747236C (en) * 1937-12-27 1944-09-15 Thueringische Zellwolle Ag Method and device for the production of a refined cellulose from cellulose-containing materials
US2359543A (en) * 1940-09-24 1944-10-03 Kamyr Ab Apparatus for continuous digestion of fibrous material
DE876396C (en) * 1944-04-14 1953-05-11 Graf Von Arnim Process and apparatus for the continuous extraction and hydrolysis of vegetable and animal raw materials
US2920697A (en) * 1953-03-28 1960-01-12 Braunschweigische Maschb Ansta Apparatus for the production of cellulose
DE1034968B (en) * 1956-01-11 1958-07-24 Hans Werner Meyer Continuous process for the chemical breakdown of cellulosic fibers into cellulose or semi-cellulose and device for its implementation
US2988470A (en) * 1959-05-12 1961-06-13 Union Bag Camp Paper Corp Method and apparatus for continuous countercurrent pulping of ligno-cellulose materials

Also Published As

Publication number Publication date
DE1264233B (en) 1968-03-21
US3097987A (en) 1963-07-16
DE1298874B (en) 1969-07-03

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